EP3605899B1 - Informationsverarbeitungsverfahren und -vorrichtung - Google Patents

Informationsverarbeitungsverfahren und -vorrichtung Download PDF

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Publication number
EP3605899B1
EP3605899B1 EP18794107.5A EP18794107A EP3605899B1 EP 3605899 B1 EP3605899 B1 EP 3605899B1 EP 18794107 A EP18794107 A EP 18794107A EP 3605899 B1 EP3605899 B1 EP 3605899B1
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European Patent Office
Prior art keywords
feedback
information
channel quality
message
resource
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EP18794107.5A
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English (en)
French (fr)
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EP3605899A4 (de
EP3605899A1 (de
Inventor
Ronghui WEN
Yongxia Lyu
Zhiyu Yan
Ruixiang MA
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0641—Differential feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0017—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement
    • H04L1/0018—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement based on latency requirement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1861—Physical mapping arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1896—ARQ related signaling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H04L1/0031—Multiple signaling transmission

Definitions

  • a URLLC service has an extremely high requirement for latency, and a plurality of feedbacks are required to improve reliability and reduce the latency.
  • the terminal When an access network device communicates with a terminal, the terminal periodically feeds back, and the access network device receives feedbacks from the terminal for a plurality of times.
  • the access network device needs to receive the feedbacks for a plurality of times to ensure communication reliability, a property of low latency is affected.

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Claims (9)

  1. Informationsverarbeitungsverfahren, das Folgendes umfasst:
    Senden (201), durch ein erstes Gerät, von ersten Anzeigeinformationen zu einem zweiten Gerät,
    wobei die ersten Anzeigeinformationen dazu ausgelegt sind, einen ersten Feedback-Mechanismus des zweiten Gerätes für Datenübertragung anzugeben, der erste Feedback-Mechanismus mindestens einer einer Vielzahl von Feedback-Mechanismen ist, und die Typen von mindestens zwei der Vielzahl von Feedback-Mechanismen unterschiedlich sind,
    wobei die Vielzahl von Feedback-Mechanismen mindestens eines der Folgenden umfasst:
    Rückmelden der Bestätigungsnachricht und der Kanalqualitäts-Anzeigenachricht;
    Rückmelden der Bestätigungsnachricht, und
    Überspringen des Rückmeldens der Kanalqualitäts-Anzeigenachricht;
    Überspringen des Rückmeldens der Bestätigungsnachricht, und
    Rückmelden der Kanalqualitäts-Anzeigenachricht; und
    Überspringen des Rückmeldens der Bestätigungsnachricht und der Kanalqualitäts-Anzeigenachricht; und
    der erste Mechanismus meldet eine Bestätigungsnachricht und eine Kanalqualitäts-Anzeigenachricht zurück;
    Empfangen (205), durch das erste Gerät, von ersten Feedback-Informationen, gesendet von dem zweiten Gerät auf der Basis des ersten Feedback-Mechanismus;
    Senden (203), durch das erste Gerät, von zweiten Anzeigeinformationen zu dem zweiten Gerät,
    wobei die zweiten Anzeigeinformationen dazu ausgelegt sind, die Ressource zum Senden der Bestätigungsnachricht und der Kanalqualitäts-Anzeigenachricht anzugeben, und die zweiten Anzeigeinformationen ein Schlitz sind, in dem sich Steuerinformationen befinden, und der Schlitz eine vorbestimmte Zuordnungsbeziehung mit einer Ressource der Bestätigungsnachricht und der Kanalqualitäts-Anzeigenachricht hat,
    wobei der Schlitz, in dem sich die zweiten Anzeigeinformationen befinden, ein Schlitz n ist;
    die Ressource der Kanalqualitäts-Anzeigenachricht sich in dem Schlitz n oder einem Schlitz n+1 befindet; und
    die Ressource der Bestätigungsnachricht sich in einem Schlitz n+k befindet;
    wobei n und k natürliche Zahlen sind und k größer als 1 ist.
  2. Verfahren gemäß Anspruch 1,
    wobei ein Typ der ersten Feedback-Informationen eine Bestätigungsnachricht und eine Kanalqualitäts-Anzeigenachricht umfasst.
  3. Verfahren gemäß Anspruch 1 oder 2,
    wobei die ersten Anzeigeinformationen verwendet werden, um einen ersten Übertragungsmechanismus für die Datenübertragung anzugeben, der erste Übertragungsmechanismus mindestens einer einer Vielzahl von Übertragungsmechanismen ist, eine Korrespondenz zwischen der Vielzahl von Übertragungsmechanismen und der Vielzahl von Feedback-Mechanismen besteht, und der erste Übertragungsmechanismus dem ersten Feedback-Mechanismus entspricht.
  4. Informationsverarbeitungsverfahren, das Folgendes umfasst:
    Empfangen, durch ein zweites Gerät, von ersten Anzeigeinformationen, gesendet von einem ersten Gerät;
    Bestimmen, durch das zweite Gerät, eines ersten Feedback-Mechanismus für Datenübertragung auf der Basis der ersten Anzeigeinformationen,
    wobei der erste Feedback-Mechanismus mindestens einer einer Vielzahl von Feedback-Mechanismen ist und die Typen von mindestens zwei der Vielzahl von Feedback-Mechanismen unterschiedlich sind,
    wobei die Vielzahl von Feedback-Mechanismen mindestens eines der Folgenden umfasst:
    Rückmelden der Bestätigungsnachricht und der Kanalqualitäts-Anzeigenachricht;
    Rückmelden der Bestätigungsnachricht, und
    Überspringen des Rückmeldens der Kanalqualitäts-Anzeigenachricht;
    Überspringen des Rückmeldens der Bestätigungsnachricht, und
    Rückmelden der Kanalqualitäts-Anzeigenachricht; und
    Überspringen des Rückmeldens der Bestätigungsnachricht und der Kanalqualitäts-Anzeigenachricht, und der erste Feedback-Mechanismus meldet eine Bestätigungsnachricht und eine Kanalqualitäts-Anzeigenachricht zurück,
    Senden (205), durch das zweite Gerät, von ersten Feedback-Informationen zu dem ersten Gerät auf der Basis des ersten Feedback-Mechanismus;
    Empfangen, durch das zweite Gerät, von zweiten Anzeigeinformationen, gesendet von dem ersten Gerät;
    wobei die zweiten Anzeigeinformationen dazu ausgelegt sind, eine durch das erste Gerät bestimmte Ressource zum Senden der Bestätigungsnachricht und der Kanalqualitäts-Anzeigenachricht anzugeben;
    und die zweiten Anzeigeinformationen ein Schlitz sind, in dem sich Steuerinformationen befinden, und der Schlitz eine vorbestimmte Zuordnungsbeziehung mit einer Ressource der Bestätigungsnachricht und der Kanalqualitäts-Anzeigenachricht hat,
    Bestimmen, durch das zweite Gerät, auf der Basis der zweiten Anzeigeinformationen, der Ressource zum Senden der Bestätigungsnachricht und der Kanalqualitäts-Anzeigenachricht,
    wobei der Schlitz, in dem sich die zweiten Anzeigeinformationen befinden, ein Schlitz n ist;
    die Ressource der Kanalqualitäts-Anzeigenachricht sich in dem Schlitz n oder einem Schlitz n+1 befindet; und
    die Ressource der Bestätigungsnachricht sich in einem Schlitz n+k befindet;
    wobei n und k natürliche Zahlen sind und k größer als 1 ist.
  5. Verfahren gemäß Anspruch 4,
    wobei ein Typ der ersten Feedback-Informationen eine Bestätigungsnachricht und eine Kanalqualitäts-Anzeigenachricht umfasst.
  6. Verfahren gemäß Anspruch 4 oder 5,
    wobei die ersten Anzeigeinformationen verwendet werden, um einen ersten Übertragungsmechanismus für die Datenübertragung anzugeben, der erste Übertragungsmechanismus mindestens einer einer Vielzahl von Übertragungsmechanismen ist, eine Korrespondenz zwischen der Vielzahl von Übertragungsmechanismen und der Vielzahl von Feedback-Mechanismen besteht, und der erste Übertragungsmechanismus dem ersten Feedback-Mechanismus entspricht.
  7. Vorrichtung (300, 500), die dazu ausgelegt ist, eines der Verfahren gemäß einem der Ansprüche 1 bis 3 durchzuführen.
  8. Vorrichtung (400, 600), die dazu ausgelegt ist, eines der Verfahren gemäß einem der Ansprüche 4 bis 6 durchzuführen.
  9. Computerprogramm, das Anweisungen enthält, die, wenn das Programm durch einen Computer ausgeführt wird, den Computer veranlassen, die Verfahren gemäß den Ansprüchen 1 bis 6 auszuführen.
EP18794107.5A 2017-05-05 2018-04-26 Informationsverarbeitungsverfahren und -vorrichtung Active EP3605899B1 (de)

Applications Claiming Priority (2)

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CN201710313643.5A CN108809496B (zh) 2017-05-05 2017-05-05 一种信息处理方法以及设备
PCT/CN2018/084607 WO2018201962A1 (zh) 2017-05-05 2018-04-26 一种信息处理方法以及设备

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EP3605899A1 EP3605899A1 (de) 2020-02-05
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EP3605899B1 true EP3605899B1 (de) 2021-04-07

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Publication number Publication date
US20200067587A1 (en) 2020-02-27
WO2018201962A1 (zh) 2018-11-08
CN108809496B (zh) 2023-09-05
EP3605899A4 (de) 2020-04-15
EP3605899A1 (de) 2020-02-05
CN108809496A (zh) 2018-11-13

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